... frame/structure2.Insulation material: sandwich panel ( EPS, PU,rock wool)3.all and roofs: sandwich panel, corrugated sandwich panel, Steel Roofing ... ability to assemble and disassemble for several times without damage.3. Doors, windows and interior partitions can be flexibly fixed4. ... house:1.Wind resistance: Grade 11 (wind speed≤111.5km/h)2.Earthquake resistance: grade 73.Live load capacity of roofing ...